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ubuntuUbuntuUSN-1271-1
HistoryNov 21, 2011 - 12:00 a.m.

Linux kernel (FSL-IMX51) vulnerabilities

2011-11-2100:00:00
ubuntu.com
48

6.7 Medium

AI Score

Confidence

High

5.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:H/Au:N/C:N/I:N/A:C

0.006 Low

EPSS

Percentile

77.2%

Releases

  • Ubuntu 10.04

Packages

  • linux-fsl-imx51 - Linux kernel for IMX51

Details

It was discovered that CIFS incorrectly handled authentication. When a user
had a CIFS share mounted that required authentication, a local user could
mount the same share without knowing the correct password. (CVE-2011-1585)

It was discovered that the GRE protocol incorrectly handled netns
initialization. A remote attacker could send a packet while the ip_gre
module was loading, and crash the system, leading to a denial of service.
(CVE-2011-1767)

It was discovered that the IP/IP protocol incorrectly handled netns
initialization. A remote attacker could send a packet while the ipip module
was loading, and crash the system, leading to a denial of service.
(CVE-2011-1768)

Vasily Averin discovered that the NFS Lock Manager (NLM) incorrectly
handled unlock requests. A local attacker could exploit this to cause a
denial of service. (CVE-2011-2491)

6.7 Medium

AI Score

Confidence

High

5.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:H/Au:N/C:N/I:N/A:C

0.006 Low

EPSS

Percentile

77.2%